It is definitely a mechanic you’ll want to explore. The potential value of volunteers both from the standpoint of gained experience and diplomacy is invaluable. The process of committing volunteers raises World Tension, so remember that before you start assigning divisions. They are also useful to diplomatically support an ally without committing to the war effort yourself. Volunteers are a great way to gain experience before you wage a war. Volunteers are organized into volunteer divisions and deploy along with troops from the nation that they fight for. You are responsible for supplying and reinforcing your volunteers even though they are fighting for another nation. The troops will then fight for the country you’ve committed them to until you meet several conditions. What Is a VolunteerĪ volunteer is a troop or an air unit that you commit to another country that is currently at war.

The good news is that there are ways to recover your forces, and our HOI4: How to Recall Volunteers guide has all the details for you about how to get those volunteers home in Hearts of Iron 4. There are specific rules that you have to follow that limits your ability to bring volunteers back.

Once you deploy volunteers to a war, you can’t bring them home whenever you want. However, committing troops to an engagement has its costs. One of the more useful mechanics is the ability to deploy volunteers. There are many ways to earn experience and fight wars in Hearts of Iron 4.

Hearts of iron 4 transport planes